Rural Development Department Tender

Excavation for roadway in earth, soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50 metre and spreading for embankment or stacking as directed. By Mechanical Means. Item / Page No : 11 / 23 Specification No : MORTH-301 Spec. Page No : 45-53 Additional Specifications : The useful excavated material shall be utilised as directed by the Engineer in-charge.

Providing and laying Cast in situ/Ready Mix, cement concrete in M-10 of trap/ granite/ quartzite/ gneiss metal for foundation and bedding including bailling out water, formwork, laying/ pumping, compacting and curing, excetra complete, with fully automatic micro processor based Programmable Logic Controller without Supervisory Control and Data Aquisition enabled reversible Drum Type mixer/ concrete Batch mix plant (Pan mixer) excetra complete. With fine aggregate (Natural Sand / Crushed sand VSI Grade finely washed, excetra) (using ARTIFICIAL SAND). Item / Page No : 1 / 175 Specification No : Bd.E.1 Spec. Page No : 287-288 Additional Specifications : 1. The appropriate mix design shall be got done well in advance from the approved government laboratory and the same shall also be got approved from Engineer in-charge, before starting the work. 2. Cement from the same stock sent for mix design shall be used for concreting work. 3. The minimum cement for reinforced cement concrete / plain concrete to ensure durability / strength shall be as per IS 456-2000 with latest ammendment. If actual cement required / consumed is more than the provision in the IS code / approved mix design, no claim for that shall be entertained and cost for that shall be bourned by the contractor. 4. Before concreting work, cement from each consignment shall be got tested and if the strength of cement varies considerably from the approved mix design, the mix design should be got modified according to strength of fresh cement available in stock and concreting work should be done according to modified mix design. 5. For every consignment of cement, a sample shall be got tested as per norms and frequency of Vigilance and Quality Control Circle, Pune. As regards testing of cement it will be entire responsibility of the contractor. 6. If artificial / VSI crushed sand is used instead of natural sand; terms, conditions and specifications mentioned in Circular by Chief Engineer, Public Works Region, Pune bearing No CEP/D-2/Buildings-2/5940/2017 dated 17/10/2017 and Annexure-I attached to it and also Circular by Chief Engineer, Public Works Region, Nagpur bearing No 36 dated 15/01/2019 and Annexure-I attached to it will be appicable.

Providing and laying in situ M-30 grade unreinforced plain cement concrete pavement over a prepared sub base with 43 grade cement, coarse and fine aggregate (V.S.I. grade finely washed crushed sand) conforming to Indian Standard : 383, using fine and coarse aggregates combined gradation as per Table 600-3 of Ministry of Road Transport and Highways specification 2013, mixed in a batching and mixing plant / non tilting mixer and weigh batcher as per approved mix design, admixtures, transporting to site, spreading, laying with approved make paver, compacted and finished in a continuous operation, finishing to lines and grades as directed by Engineer in-charge and curing by curing compound / by providing cement vata in cement mortar 1:8 at 0.6 metre X 0.6 metre center to centre, admeasuring 80 milimetre at bottom and 40 milimetre at top with depth of 75 milimetre and maintaining the same throughout curing period or by any other method approved by Engineer in-charge, with fully automatic micro processor based Programmable Logic Controller without Supervisory Control and Data Aquisition enabled reversible Drum Type mixer/ concrete Batch mix plant (Pan mixer) excetra complete. Item / Page No : 1 / 37 Specification No : MoRTH 602 Spec. Page No : 263 Additional Specifications : 1. The appropriate mix design shall be got done well in advance from the approved government laboratory and the same shall also be got approved from Engineer in-charge, before starting the work. 2. Cement from the same stock sent for mix design shall be used for concreting work. 3. The minimum cement for reinforced cement concrete / plain concrete to ensure durability / strength shall be as per IS 456-2000 with latest ammendment. If actual cement required / consumed is more than the provision in the IS code / approved mix design, no claim for that shall be entertained and cost for that shall be bourned by the contractor. 4. Before concreting work, cement from each consignment shall be got tested and if the strength of cement varies considerably from the approved mix design, the mix design should be got modified according to strength of fresh cement available in stock and concreting work should be done according to modified mix design. 5. For every consignment of cement, a sample shall be got tested as per norms and frequency of Vigilance and Quality Control Circle, Pune. As regards testing of cement it will be entire responsibility of the contractor. 6. If artificial / VSI crushed sand is used instead of natural sand; terms, conditions and specifications mentioned in Circular by Chief Engineer, Public Works Region, Pune bearing No CEP/D-2/Buildings-2/5940/2017 dated 17/10/2017 and Annexure-I attached to it and also Circular by Chief Engineer, Public Works Region, Nagpur bearing No 36 dated 15/01/2019 and Annexure-I attached to it will be appicable.